/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package be.free.ts.support.validation;

import com.google.inject.Guice;
import com.google.inject.Injector;

import javax.inject.Inject;
import javax.inject.Singleton;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorFactory;

/**
 * @author Christophe De Blende
 * @since 02/01/13
 */
@Singleton
public class GuiceConstraintValidationFactory implements ConstraintValidatorFactory {

	private final Injector injector;

	@Inject
	public GuiceConstraintValidationFactory(Injector injector) {
		this.injector = injector;
	}

	/**
	 * Constructor used by validation.xml.
	 */
	public GuiceConstraintValidationFactory() {
		this.injector = Guice.createInjector(new ValidationModule());
	}

	public <T extends ConstraintValidator<?, ?>> T getInstance(Class<T> tClass) {
		return injector.getInstance(tClass);
	}
}
